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Related Experiment Video

Updated: Jun 25, 2026

Porcine Normothermic Isolated Liver Perfusion
07:32

Porcine Normothermic Isolated Liver Perfusion

Published on: June 9, 2023

TNF-based isolated hepatic perfusion.

Emily C Bellavance1, H Richard Alexander

  • 1Department of Surgery, University of Maryland Medical Center, Baltimore, MD 21201, USA.

Frontiers in Bioscience (Landmark Edition)
|March 11, 2009
PubMed
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Isolated hepatic perfusion (IHP) shows promise for liver metastases. Combining tumor necrosis factor alpha (TNF) with IHP may improve outcomes, but further research is needed to confirm its clinical advantage and manage associated toxicities.

Area of Science:

  • Oncology
  • Surgical Oncology
  • Medical Oncology

Background:

  • Unresectable liver cancers significantly impact patient prognosis.
  • Locoregional therapies for liver malignancies often yield limited clinical benefits.
  • Isolated hepatic perfusion (IHP) is a regional therapy demonstrating tumor regression in liver metastases.

Purpose of the Study:

  • To evaluate the efficacy of isolated hepatic perfusion (IHP) for unresectable liver metastases.
  • To investigate the potential of tumor necrosis factor alpha (TNF) as an adjunct therapy in IHP.
  • To assess the impact of TNF combined with IHP on response rates and toxicities.

Main Methods:

  • Utilizing isolated hepatic perfusion (IHP) for regional therapy delivery.
  • Administering tumor necrosis factor alpha (TNF) in conjunction with chemotherapy during IHP.

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Last Updated: Jun 25, 2026

Porcine Normothermic Isolated Liver Perfusion
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Published on: June 9, 2023

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Technique of Subnormothermic Ex Vivo Liver Perfusion for the Storage, Assessment, and Repair of Marginal Liver Grafts

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  • Evaluating tumor regression and response rates in patients with hepatic metastases.

    • Main Results:

    • IHP has shown effectiveness in inducing tumor regression for various liver metastases.
    • Tumor necrosis factor alpha (TNF) exhibits single-dose efficacy and synergistic effects with hyperthermia.
    • Combining TNF with chemotherapy in IHP may enhance response rates for certain histologies.

    Conclusions:

    • Isolated hepatic perfusion (IHP) offers a potential treatment modality for unresectable liver metastases.
    • The addition of tumor necrosis factor alpha (TNF) to IHP warrants further investigation for improved efficacy.
    • Additional studies are necessary to ascertain the clinical advantage of TNF in IHP and address associated toxicities.